有一个数学运算符号@,是下列算是成立:[email protected]=10,[email protected]=18,[email protected]=14,[email protected]=34 求:(1)[email protected];(2)[email protected]
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2*3+4=10,
5*3+3=18,
3*3+5=14,
9*3+7=34,
由上述四式得出[email protected]=a*3+b,
[email protected]=7*3+3=24,
[email protected]=4*3+6=18.
======以下答案可供参考======
供参考答案1:
[email protected]=2*3+4=10, [email protected]=5*3+3=18, [email protected]=3*3+5=14, [email protected]=9*3+7=34
(1)[email protected]=7*3+3=21+3=24
(2)[email protected]=4*3+6=12+6=18
供参考答案2:
[email protected]=3*a+b
所以;[email protected]=3*7+3=24;
[email protected]=3*4+6=18.
供参考答案3:
7*3+3=24
4*3+6=18
供参考答案4:
[email protected]=3a+b,所以[email protected]=24,[email protected]=18.
供参考答案5:
观察知道:[email protected]=3p+q
所以:[email protected]=3*7+3=24
[email protected]=3*4+6=18
供参考答案6:
24,18。@=(×3+)
供参考答案7:
孩子,问题一得30问题二得18。这个运算规律为[email protected]=3A+B,看出来没有?所以能得到得数,自己检验一下,给分哦